Sundial, Colonsay House is a Grade C listed building in the Argyll and Bute local planning authority area, Scotland. First listed on 28 August 1980. Sundial.

Sundial, Colonsay House

WRENN ID
graven-sentry-vermeil
Grade
C
Local Planning Authority
Argyll and Bute
Constituency
Argyll, Bute and South Lochaber MP: Brendan O'Hara (SNP)
Country
Scotland
Date first listed
28 August 1980
Type
Sundial
OS grid reference
NR 394 967
Coordinates
56.09248, -6.19014
Source
Historic Environment Scotland listing

Also on this page: EPC · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The sundial at Colonsay House is dated 1803 and is made of red sandstone. It features a bronze gnomon, which is the part that casts the shadow, and is inscribed with 'Adie & Son, Edinburgh'. The sundial has moulded octagonal stems, with the lowest part inscribed '1803', and it stands on a two-stepped base.

Local climate

Sundial, Colonsay House sits in one of the wettest parts of the UK, with an average of 2,090 mm of rain a year. This makes it wetter than 99% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.

It experiences an average of 2 freeze-thaw cycles a year, fewer than 99% of listed buildings. Of these, 1 follows at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

Sign in or create a free account to unlock:

  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • No sale records on file
  • No related consent applications matched
  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Create free account

Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.

Similar buildings

The closest matches to this building from all 493,000 UK listed buildings, by architecture, period and materials.

See all similar buildings →

this building   1 similar   nearby listed buildings

Nearby listed buildings

  1. Colonsay House, Colonsay Grade B 44 m
  2. Gateway, Kiloran Farm, Colonsay Grade C 347 m
  3. Colonsay Inn, Colonsay Grade B 2.7 km
  4. Scalasaig Harbour, Scalasaig, Colonsay Grade C 2.7 km
  5. Scalasaig Farm, Scalasaig, Colonsay Grade B 2.7 km
  6. Smiddy House, Scalasaig, Colonsay Grade B 2.7 km
  7. Scalasaig Parish Church, Scalasaig, Colonsay Grade B 2.7 km
  8. Lord Colonsay Monument, Colonsay Grade C 3.0 km
  9. Oronsay Farm Grade B 9.1 km
  10. Rhuvaal Lighthouse And Keepers' Houses, Islay Grade B 17 km